The simulation of the absorbed depth-dose distribution (DDD) near the boundary of contacting materials with a differentuddensity and/or by effective atomic numbers of materials irradiated by a scanning electron beam was fulfilled. The experimentaludvalidation of the obtained theoretical predictions related with abnormal behavior of the DDD in heterogeneous materials wasudfulfilled on the radiation-technological lines with Linac LAE 13/9, INCT.
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